Vending machine



FIG. 1 is a front perspective view of a vending machine showing my new design, the rear is plain and unornamented and the broken lines are for illustrative purposes only and form no part of the claimed design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan view thereof, the bottom plan view is plain and unornamented; and,

FIG. 4 is a front elevational view thereof, the broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a vending machine, as shown and described. 